/* FCE Ultra - NES/Famicom Emulator
 *
 * Copyright notice for this file:
 *  Copyright (C) 2002 Xodnizel
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

#include "mapinc.h"


static DECLFW(Mapper61_write) {
// printf("$%04x:$%02x\n",A,V);
	switch (A & 0x30) {
	case 0x00:
	case 0x30:
		ROM_BANK32(A & 0xF);
		break;
	case 0x20:
	case 0x10:
		ROM_BANK16(0x8000, ((A & 0xF) << 1) | (((A & 0x20) >> 4)));
		ROM_BANK16(0xC000, ((A & 0xF) << 1) | (((A & 0x20) >> 4)));
		break;
	}
 #ifdef moo
	if (!(A & 0x10))
		ROM_BANK32(A & 0xF);
	else{
		ROM_BANK16(0x8000, ((A & 0xF) << 1) | (((A & 0x10) >> 4) ^ 1));
		ROM_BANK16(0xC000, ((A & 0xF) << 1) | (((A & 0x10) >> 4) ^ 1));
	}
 #endif
	MIRROR_SET((A & 0x80) >> 7);
}

void Mapper61_init(void) {
	SetWriteHandler(0x8000, 0xffff, Mapper61_write);
}
